package com.example.demo.Config;

import com.example.demo.common.ApplicationVariable;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * Created by xiebang
 * Description
 * User:小谢
 * Date:2022-09-20
 * Time:16:27
 */
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        HttpSession session = request.getSession(false);
        if (session != null && session.getAttribute(ApplicationVariable.USER_SESSION_KEY) != null){
            return true;
        }
        response.setStatus(401);
        return false;
    }
}
